The drum brake which has shoe gap automatic adjustment function

摘要

(57) Abstract Objective Strut device between brake shoe of pairBeing made to expand excessively, the rotating drum stopped being able to removeWhen from outside backing plate brake shoeAs reduction diameter point you obtain easily and quickly, the brake shoeReduction diameter about that not be able to require big power because it can point at the same time costAbout that do which has the shoe gap automatic adjustment function which is not increasedThe ram brake is offered. Constitution In Tip of parking brake lever 40 shoe rimProviding the salient 76 which, is extended to 22 sides it pierces in convex section 78, thiste ru. Barely salient 76 of apex of convex section 78 compared to the shoeTo web 24 in the part which is located on opposite side the through hole 80 facilitiesThe rank which corresponds with the salient 76 of the ke and backing plate 10The through hole 82 is provided in the position. The pulling which inserted from the through hole 82With jig 84 salient 76 backing plate 10Making move to side, the through hole you drop inside 80 and three-dimensional 88, the mase ru.